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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
//=============================================================================
#include "movieobjects/dmeshape.h"
#include "datamodel/dmelementfactoryhelper.h"
#include "movieobjects_interfaces.h"
#include "movieobjects/dmedag.h"
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
//-----------------------------------------------------------------------------
// Expose this class to the scene database
//-----------------------------------------------------------------------------
IMPLEMENT_ELEMENT_FACTORY( DmeShape, CDmeShape );
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CDmeShape::OnConstruction()
{
m_visible.InitAndSet( this, "visible", true );
}
void CDmeShape::OnDestruction()
{
}
void CDmeShape::Draw( const matrix3x4_t &shapeToWorld, CDmeDrawSettings *pDrawSettings /* = NULL */ )
{
Assert( 0 );
}
//-----------------------------------------------------------------------------
// The default bounding sphere is empty at the origin
//-----------------------------------------------------------------------------
void CDmeShape::GetBoundingSphere( Vector &c, float &r ) const
{
c.Zero();
r = 0.0f;
}
//-----------------------------------------------------------------------------
//
//-----------------------------------------------------------------------------
int CDmeShape::GetParentCount() const
{
int nReferringDags = 0;
DmAttributeReferenceIterator_t i = g_pDataModel->FirstAttributeReferencingElement( GetHandle() );
while ( i != DMATTRIBUTE_REFERENCE_ITERATOR_INVALID )
{
CDmAttribute *pAttribute = g_pDataModel->GetAttribute( i );
CDmeDag *pDag = CastElement< CDmeDag >( pAttribute->GetOwner() );
const static UtlSymId_t symShape = g_pDataModel->GetSymbol( "shape" );
if ( pDag && pAttribute->GetNameSymbol() == symShape && pDag->GetFileId() == GetFileId() )
{
++nReferringDags;
}
i = g_pDataModel->NextAttributeReferencingElement( i );
}
return nReferringDags;
}
//-----------------------------------------------------------------------------
//
//-----------------------------------------------------------------------------
CDmeDag *CDmeShape::GetParent( int nParentIndex /*= 0 */ ) const
{
int nReferringDags = 0;
DmAttributeReferenceIterator_t i = g_pDataModel->FirstAttributeReferencingElement( GetHandle() );
while ( i != DMATTRIBUTE_REFERENCE_ITERATOR_INVALID )
{
CDmAttribute *pAttribute = g_pDataModel->GetAttribute( i );
CDmeDag *pDag = CastElement< CDmeDag >( pAttribute->GetOwner() );
const static UtlSymId_t symShape = g_pDataModel->GetSymbol( "shape" );
if ( pDag && pAttribute->GetNameSymbol() == symShape && pDag->GetFileId() == GetFileId() )
{
if ( nReferringDags == nParentIndex )
return pDag;
++nReferringDags;
}
i = g_pDataModel->NextAttributeReferencingElement( i );
}
return NULL;
}
//-----------------------------------------------------------------------------
//
//-----------------------------------------------------------------------------
void CDmeShape::GetShapeToWorldTransform( matrix3x4_t &mat, int nParentIndex /*= 0 */ ) const
{
CDmeDag *pDag = GetParent( nParentIndex );
if ( pDag )
{
pDag->GetShapeToWorldTransform( mat );
}
else
{
SetIdentityMatrix( mat );
}
}
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